import logo from './logo.svg';
import './App.css';
import './sj.css';

let style = {
    color: 'blue',
    fontSize: '50px'
}
function App() {
    return (
        <div>
            <div class='foo'>class类名控制</div>
            <div className='foo'>class类名控制2</div>
            <div style={{color:'green'}}>行内样式控制</div>
            <div style={style}>行内样式控制</div>
        </div>
    )
}

export default App;
